Perthiidae Williams & Barnard, 1988
|
publication ID |
https://doi.org/ 10.11646/zootaxa.3610.1.1 |
|
publication LSID |
lsid:zoobank.org:pub:AA71AC2D-C7BF-43AE-9E25-29A5EC843B89 |
|
DOI |
https://doi.org/10.5281/zenodo.6150721 |
|
persistent identifier |
https://treatment.plazi.org/id/164ACE3F-BE15-FFA1-FF0B-FE06FD94B1AB |
|
treatment provided by |
Plazi |
|
scientific name |
Perthiidae Williams & Barnard, 1988 |
| status |
|
Perthiidae Williams & Barnard, 1988 View in CoL
Type genus. Perthia Straškraba, 1964 .
Diagnostic description. Body laterally compressed. Eyes well developed, reniform. Antennae 1–2 calceoli crangonyctoid (type 9). Antenna 1 shorter than or longer than antenna 2; peduncular article 1 longer than article 2; article 2 longer than article 3; article 3 shorter than article 1; peduncular articles 1–2 not geniculate; accessory flagellum short. Antenna 2 peduncular article 1 enlarged, bulbous. Mandible molar non-triturative or with tiny triturating patch; palp symmetrical. Maxilla 1 basal endite apically setose; palps symmetrical. Maxilla 2 basal endite without oblique setal row. Coxal gills on pereopods 2–6, not stalked; sternal gills dendritic; sternal blisters absent; oostegites fringing setae simple. Gnathopod 1 subchelate; dissimilar in males and females (sexually dimorphic); smaller (or weaker) than or similar in size to gnathopod 2; propodus palm without robust setae along palmar margin. Gnathopod 2 subchelate; similar in males and females (not sexually dimorphic); carpus strongly produced along posterior margin of propodus. Pereopods 3–4 not sexually dimorphic. Pereopod 4 with well developed posteroventral lobe. Pereopod 5 shorter than pereopod 6; coxa equilobate or with small anteroventral lobe. Pereopod 7 longer than pereopod 5. Pleonites 1–3 without dorsal carinae. Urosomites 1–3 free; with slender or robust dorsal setae. Urosomite 1 with large distoventral robust seta. Urosomite 2 without dorsal setae. Uropod 1 without basofacial robust setae. Uropod 3 not sexually dimorphic; biramous, without plumose setae; endopod minute or shorter than exopod. Telson deeply cleft ; dorsal or lateral robust setae present or absent; apical robust setae present.
Habitat. Freshwater, epigean.
Included genera. Perthia Straškraba, 1964 .
Distribution. Temperate Australia.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.